What kind of coolant should I use in my Audi A6 quattro 2002 on 2002 Audi A6 Quattro

As I understand regular universal coolant can damage Aud's engine which is made out of aluminum. Is there any specific kind or brand of coolant I should buy?
Thank you

Asked by for the 2002 Audi A6 Quattro
G12... VW/Audi Coolant